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Finding the Fourth Proportional to 176,861.59, 244,090.16 and 104,280.91

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Solution

The fourth proportional to 176,861.59, 244,090.16 and 104,280.91 is: 143,920.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,861.59 : 244,090.16 = 104,280.91 : x
  2. Step 2: Convert to fraction form
    176,861.59/244,090.16 = 104,280.91/x
  3. Step 3: Cross multiply
    176,861.59x = 244,090.16 × 104,280.91
  4. Step 4: Simplify right side
    176,861.59x = 25,453,943,485.44
  5. Step 5: Solve for x
    x = 25,453,943,485.44/176,861.59
  6. Step 6: Final answer
    x = 143,920.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.